diff --git a/numbers/src/main/resources/config/sl-si/and.word b/numbers/src/main/resources/config/sl-si/and.word
new file mode 100644
index 0000000..f087d89
--- /dev/null
+++ b/numbers/src/main/resources/config/sl-si/and.word
@@ -0,0 +1 @@
+in
\ No newline at end of file
diff --git a/numbers/src/main/resources/config/sl-si/date_time.json b/numbers/src/main/resources/config/sl-si/date_time.json
new file mode 100644
index 0000000..9da33e4
--- /dev/null
+++ b/numbers/src/main/resources/config/sl-si/date_time.json
@@ -0,0 +1,123 @@
+{
+  "decade_format": {
+    "1": {"match": "^0$", "format": ""},
+    "2": {"match": "^\\d$", "format": "{x}"},
+    "3": {"match": "^1\\d$", "format": "{xx}"},
+    "4": {"match": "^\\d0$", "format": "{x0}"},
+    "5": {"match": "^[2-9]\\d$", "format": "{x}in{x0}"},
+    "default": "{number}"
+  },
+    "hundreds_format": {
+    "1": {"match": "^\\d{1,2}$", "format": "{formatted_decade}"},
+    "2": {"match": "^1\\d{2}$", "format": "sto {formatted_decade}"},
+    "3": {"match": "^2\\d{2}$", "format": "dvesto {formatted_decade}"},
+    "4": {"match": "^\\d{3}$", "format": "{x_in_x00}sto {formatted_decade}"},
+    "default": "{formatted_decade}"
+  },
+    "thousand_format": {
+    "1": {"match": "^\\d{1,3}$", "format": "{formatted_hundreds}"},
+    "2": {"match": "^1\\d{3}$", "format": "tisoč {formatted_hundreds}"},
+    "default": "{x_in_x000} tisoč {formatted_hundreds}"
+  },
+    "year_format": {
+    "default": "{formatted_thousand} {bc}",
+    "bc": "pr. n. št."
+  },
+    "date_format": {
+    "date_full": "{weekday}, {day} {month} {formatted_year}",
+    "date_full_no_year": "{weekday}, {day} {month}",
+    "date_full_no_year_month": "{weekday}, {day}",
+    "today": "danes",
+    "tomorrow": "jutri",
+    "yesterday": "včeraj"
+  },
+    "date_time_format": {
+    "date_time": "{formatted_date}, ob {formatted_time}"
+  },
+    "weekday": {
+    "0": "ponedeljek",
+    "1": "torek",
+    "2": "sreda",
+    "3": "četrtek",
+    "4": "petek",
+    "5": "sobota",
+    "6": "nedelja"
+  },
+  "date": {
+    "1": "prvi",
+    "2": "drugi",
+    "3": "tretji",
+    "4": "četrti",
+    "5": "peti",
+    "6": "šesti",
+    "7": "sedmi",
+    "8": "osmi",
+    "9": "deveti",
+    "10": "deseti",
+    "11": "enajsti",
+    "12": "dvanajsti",
+    "13": "trinajsti",
+    "14": "štirinajsti",
+    "15": "petjanjsti",
+    "16": "šestnajsti",
+    "17": "sedemnajsti",
+    "18": "osemnajsti",
+    "19": "devetnajsti",
+    "20": "dvajseti",
+    "21": "enaindvajseti",
+    "22": "dvaindvajseti",
+    "23": "triindvajseti",
+    "24": "štiriindvajseti",
+    "25": "petindvajseti",
+    "26": "šestindvajseti",
+    "27": "sedemindvajseti",
+    "28": "osemindvajseti",
+    "29": "devetindvajseti",
+    "30": "trideseti",
+    "31": "enaintrideseti"
+  },
+  "month": {
+    "1": "januar",
+    "2": "februar",
+    "3": "marec",
+    "4": "april",
+    "5": "maj",
+    "6": "junij",
+    "7": "julij",
+    "8": "avgust",
+    "9": "september",
+    "10": "oktober",
+    "11": "november",
+    "12": "december"
+  },
+  "number": {
+    "0": "nič",
+    "1": "ena",
+    "2": "dva",
+    "3": "tri",
+    "4": "štiri",
+    "5": "pet",
+    "6": "šest",
+    "7": "sedem",
+    "8": "osem",
+    "9": "devet",
+    "10": "deset",
+    "11": "enajst",
+    "12": "dvanajst",
+    "13": "trinajst",
+    "14": "štirinajst",
+    "15": "petnajst",
+    "16": "šestnajst",
+    "17": "sedemnajst",
+    "18": "osemnajst",
+    "19": "devetnajst",
+    "20": "dvajset",
+    "30": "trideset",
+    "40": "štirideset",
+    "50": "petdeset",
+    "60": "šestdeset",
+    "70": "sedemdeset",
+    "80": "osemdeset",
+    "90": "devetdeset"
+  }
+}
diff --git a/numbers/src/main/resources/config/sl-si/date_time_test.json b/numbers/src/main/resources/config/sl-si/date_time_test.json
new file mode 100644
index 0000000..7bebae0
--- /dev/null
+++ b/numbers/src/main/resources/config/sl-si/date_time_test.json
@@ -0,0 +1,43 @@
+{
+  "test_nice_year": {
+    "1": {"datetime_param": "1, 1, 31, 13, 22, 3", "bc": "True", "assertEqual": "ena pr. n. št." },
+    "2": {"datetime_param": "10, 1, 31, 13, 22, 3", "bc": "True", "assertEqual": "deset pr. n. št." },
+    "3": {"datetime_param": "92, 1, 31, 13, 22, 3", "bc": "True", "assertEqual": "dvaindevetdeset pr. n. št." },
+    "4": {"datetime_param": "803, 1, 31, 13, 22, 3", "bc": "None", "assertEqual": "osemsto tri" },
+    "5": {"datetime_param": "811, 1, 31, 13, 22, 3", "bc": "None", "assertEqual": "osemsto enajst" },
+    "6": {"datetime_param": "454, 1, 31, 13, 22, 3", "bc": "None", "assertEqual": "štiristo štiriinpetdeset" },
+    "7": {"datetime_param": "1005, 1, 31, 13, 22, 3", "bc": "False", "assertEqual": "tisoč pet" },
+    "8": {"datetime_param": "1012, 1, 31, 13, 22, 3", "bc": "False", "assertEqual": "tisoč dvanajst" },
+    "9": {"datetime_param": "1046, 1, 31, 13, 22, 3", "bc": "False", "assertEqual": "tisoč šestinštirideset" },
+    "10": {"datetime_param": "1807, 1, 31, 13, 22, 3", "bc": "None", "assertEqual": "tisoč osemsto sedem" },
+    "11": {"datetime_param": "1717, 1, 31, 13, 22, 3", "bc": "None", "assertEqual": "tisoč sedemsto sedemnajst" },
+    "12": {"datetime_param": "1988, 1, 31, 13, 22, 3", "bc": "None", "assertEqual": "tisoč devetsto oseminosemdeset"},
+    "13": {"datetime_param": "2009, 1, 31, 13, 22, 3", "bc": "None", "assertEqual": "dva tisoč devet"},
+    "14": {"datetime_param": "2018, 1, 31, 13, 22, 3", "bc": "None", "assertEqual": "dva tisoč osemnajst"},
+    "15": {"datetime_param": "2021, 1, 31, 13, 22, 3", "bc": "None", "assertEqual": "dva tisoč enaindvajset"},
+    "16": {"datetime_param": "2030, 1, 31, 13, 22, 3", "bc": "None", "assertEqual": "dva tisoč trideset"},
+    "17": {"datetime_param": "2100, 1, 31, 13, 22, 3", "bc": "False", "assertEqual": "dva tisoč sto" },
+    "18": {"datetime_param": "1000, 1, 31, 13, 22, 3", "bc": "None", "assertEqual": "tisoč" },
+    "19": {"datetime_param": "2000, 1, 31, 13, 22, 3", "bc": "None", "assertEqual": "dva tisoč" },
+    "20": {"datetime_param": "3120, 1, 31, 13, 22, 3", "bc": "True", "assertEqual": "tri tisoč sto dvajset pr. n. št." },
+    "21": {"datetime_param": "3241, 1, 31, 13, 22, 3", "bc": "True", "assertEqual": "tri tisoč dvesto enainštirideset pr. n. št." },
+    "22": {"datetime_param": "5200, 1, 31, 13, 22, 3", "bc": "False", "assertEqual": "pet tisoč dvesto" },
+    "23": {"datetime_param": "1100, 1, 31, 13, 22, 3", "bc": "False", "assertEqual": "tisoč sto" },
+    "24": {"datetime_param": "2100, 1, 31, 13, 22, 3", "bc": "False", "assertEqual": "dva tisoč sto" }
+  },
+  "test_nice_date": {
+    "1": {"datetime_param": "2017, 1, 31, 0, 2, 3", "now": "None", "assertEqual": "torek, enaintrideseti januar dva tisoč sedemnajst"},
+    "2": {"datetime_param": "2018, 2, 4, 0, 2, 3", "now": "2017, 1, 1, 0, 2, 3", "assertEqual": "nedelja, četrti februar dva tisoč osemnajst"},
+    "3": {"datetime_param": "2018, 2, 4, 0, 2, 3", "now": "2018, 1, 1, 0, 2, 3", "assertEqual": "nedelja, četrti februar"},
+    "4": {"datetime_param": "2018, 2, 4, 0, 2, 3", "now": "2018, 2, 1, 0, 2, 3", "assertEqual": "nedelja, četrti"},
+    "5": {"datetime_param": "2018, 2, 4, 0, 2, 3", "now": "2018, 2, 3, 0, 2, 3", "assertEqual": "jutri"},
+    "6": {"datetime_param": "2018, 2, 4, 0, 2, 3", "now": "2018, 2, 4, 0, 2, 3", "assertEqual": "danes"},
+    "7": {"datetime_param": "2018, 2, 4, 0, 2, 3", "now": "2018, 2, 5, 0, 2, 3", "assertEqual": "včeraj"},
+    "8": {"datetime_param": "2018, 2, 4, 0, 2, 3", "now": "2018, 2, 6, 0, 2, 3", "assertEqual": "nedelja, četrti februar"},
+    "9": {"datetime_param": "2018, 2, 4, 0, 2, 3", "now": "2019, 2, 6, 0, 2, 3", "assertEqual": "nedelja, četrti februar dva tisoč osemnajst"}
+  },
+  "test_nice_date_time": {
+    "1": {"datetime_param": "2017, 1, 31, 13, 22, 3", "now": "None", "use_24hour": "False", "use_ampm": "True", "assertEqual": "torek, enaintrideseti januar dva tisoč sedemnajst, ob dvaindvajset čez ena p.m."},
+    "2": {"datetime_param": "2017, 1, 31, 13, 22, 3", "now": "None", "use_24hour": "True", "use_ampm": "False", "assertEqual": "torek, enaintrideseti januar dva tisoč sedemnajst, ob trinajst dvaindvajset"}
+  }
+}
diff --git a/numbers/src/main/resources/config/sl-si/day.word b/numbers/src/main/resources/config/sl-si/day.word
new file mode 100644
index 0000000..dc816d9
--- /dev/null
+++ b/numbers/src/main/resources/config/sl-si/day.word
@@ -0,0 +1 @@
+dan
\ No newline at end of file
diff --git a/numbers/src/main/resources/config/sl-si/days.word b/numbers/src/main/resources/config/sl-si/days.word
new file mode 100644
index 0000000..7b0e614
--- /dev/null
+++ b/numbers/src/main/resources/config/sl-si/days.word
@@ -0,0 +1 @@
+dni
\ No newline at end of file
diff --git a/numbers/src/main/resources/config/sl-si/hour.word b/numbers/src/main/resources/config/sl-si/hour.word
new file mode 100644
index 0000000..fa6c4e1
--- /dev/null
+++ b/numbers/src/main/resources/config/sl-si/hour.word
@@ -0,0 +1 @@
+ura
\ No newline at end of file
diff --git a/numbers/src/main/resources/config/sl-si/hours.word b/numbers/src/main/resources/config/sl-si/hours.word
new file mode 100644
index 0000000..873003f
--- /dev/null
+++ b/numbers/src/main/resources/config/sl-si/hours.word
@@ -0,0 +1 @@
+ur
\ No newline at end of file
diff --git a/numbers/src/main/resources/config/sl-si/minute.word b/numbers/src/main/resources/config/sl-si/minute.word
new file mode 100644
index 0000000..02810df
--- /dev/null
+++ b/numbers/src/main/resources/config/sl-si/minute.word
@@ -0,0 +1 @@
+minuta
\ No newline at end of file
diff --git a/numbers/src/main/resources/config/sl-si/minutes.word b/numbers/src/main/resources/config/sl-si/minutes.word
new file mode 100644
index 0000000..4b98366
--- /dev/null
+++ b/numbers/src/main/resources/config/sl-si/minutes.word
@@ -0,0 +1 @@
+minut
\ No newline at end of file
diff --git a/numbers/src/main/resources/config/sl-si/normalize.json b/numbers/src/main/resources/config/sl-si/normalize.json
new file mode 100644
index 0000000..a0892fd
--- /dev/null
+++ b/numbers/src/main/resources/config/sl-si/normalize.json
@@ -0,0 +1,44 @@
+{
+  "lowercase": false,
+  "numbers_to_digits": true,
+  "expand_contractions": false,
+  "remove_symbols": false,
+  "remove_accents": false,
+  "remove_articles": false,
+  "remove_stopwords": false,
+  "contractions": {},
+  "word_replacements": {},
+  "number_replacements": {
+    "nič": "0",
+    "ena": "1",
+    "dve": "2",
+    "dva": "2",
+    "tri": "3",
+    "štiri": "4",
+    "pet": "5",
+    "šest": "6",
+    "sedem": "7",
+    "osem": "8",
+    "devet": "9",
+    "deset": "10",
+    "enajst": "11",
+    "dvanajst": "12",
+    "trinajst": "13",
+    "štirinajst": "14",
+    "petnajst": "15",
+    "šestnajst": "16",
+    "sedemnajst": "17",
+    "osemnajst": "18",
+    "devetnajst": "19",
+    "dvajset": "20",
+    "trideset": "30",
+    "štirideset": "40",
+    "petdeset": "50",
+    "šestdeset": "60",
+    "sedemdeset": "70",
+    "osemdeset": "80",
+    "devetdeset": "90"
+  },
+  "stopwords": [],
+  "articles": []
+}
\ No newline at end of file
diff --git a/numbers/src/main/resources/config/sl-si/or.word b/numbers/src/main/resources/config/sl-si/or.word
new file mode 100644
index 0000000..784f900
--- /dev/null
+++ b/numbers/src/main/resources/config/sl-si/or.word
@@ -0,0 +1 @@
+ali
\ No newline at end of file
diff --git a/numbers/src/main/resources/config/sl-si/second.word b/numbers/src/main/resources/config/sl-si/second.word
new file mode 100644
index 0000000..ef210e2
--- /dev/null
+++ b/numbers/src/main/resources/config/sl-si/second.word
@@ -0,0 +1 @@
+sekunda
\ No newline at end of file
diff --git a/numbers/src/main/resources/config/sl-si/seconds.word b/numbers/src/main/resources/config/sl-si/seconds.word
new file mode 100644
index 0000000..300f8e5
--- /dev/null
+++ b/numbers/src/main/resources/config/sl-si/seconds.word
@@ -0,0 +1 @@
+sekund
\ No newline at end of file